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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: QCISD(TQ)/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at QCISD(TQ)/cc-pVDZ
 hartrees
Energy at 0K-117.545314
Energy at 298.15K-117.551656
HF Energy-117.065768
Nuclear repulsion energy74.961847
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at QCISD(TQ)/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1' 3156 3156        
2 A1' 1519 1519        
3 A1' 1216 1216        
4 A1" 1149 1149        
5 A2' 1072 1072        
6 A2" 3251 3251        
7 A2" 847 847        
8 E' 3143 3143        
8 E' 3143 3143        
9 E' 1456 1456        
9 E' 1456 1456        
10 E' 1060 1060        
10 E' 1059 1059        
11 E' 894 894        
11 E' 894 894        
12 E" 3232 3232        
12 E" 3232 3232        
13 E" 1203 1203        
13 E" 1203 1203        
14 E" 730 730        
14 E" 730 730        

Unscaled Zero Point Vibrational Energy (zpe) 17822.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17822.0 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at QCISD(TQ)/cc-pVDZ
ABC
0.65915 0.65915 0.41277

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(TQ)/cc-pVDZ

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.878 0.000
C2 0.761 -0.439 0.000
C3 -0.761 -0.439 0.000
H4 0.000 1.470 0.923
H5 1.273 -0.735 0.923
H6 -1.273 -0.735 0.923
H7 0.000 1.470 -0.923
H8 1.273 -0.735 -0.923
H9 -1.273 -0.735 -0.923

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.52121.52121.09682.25322.25321.09682.25322.2532
C21.52121.52122.25321.09682.25322.25321.09682.2532
C31.52121.52122.25322.25321.09682.25322.25321.0968
H41.09682.25322.25322.54672.54671.84663.14573.1457
H52.25321.09682.25322.54672.54673.14571.84663.1457
H62.25322.25321.09682.54672.54673.14573.14571.8466
H71.09682.25322.25321.84663.14573.14572.54672.5467
H82.25321.09682.25323.14571.84663.14572.54672.5467
H92.25322.25321.09683.14573.14571.84662.54672.5467

picture of Cyclopropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 60.000 C1 C2 H5 117.872
C1 C2 H8 117.872 C1 C3 C2 60.000
C1 C3 H6 117.872 C1 C3 H9 117.872
C2 C1 C3 60.000 C2 C1 H4 117.872
C2 C1 H7 117.872 C2 C3 H6 117.872
C2 C3 H9 117.872 C3 C1 H4 117.872
C3 C1 H7 117.872 C3 C2 H5 117.872
C3 C2 H8 117.872 H4 C1 H7 114.656
H5 C2 H8 114.656 H6 C3 H9 114.656
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability